Portable electronic device



FIG. 1 is a front left perspective view of a portable electronic device showing the new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a front right perspective view thereof.

The short dash-short dash lines represent portions of the portable electronic device that form no part of the claimed design. The short dash-long dash lines are boundary lines which do not form part of the claimed design. 

CLAIM We claim the ornamental design for a portable electronic device, as shown and described. 